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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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Jjmcadoo Jjmcadoo
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6 years ago
Jeff smokes cigarettes. What is the most dangerous gas that he inhales with each puff?
 
  A) Phenol
  B) Benzopyrene
  C) Carbon dioxide
  D) Carbon monoxide


An RPE of 2 to 6 is generally recommended for training the cardiorespiratory system.
 
  Indicate whether the statement is true or false


Which of the following statements about nicotine is TRUE?
 
  A) It is the only chemical present in cigarette smoke.
  B) It is a sedative and hypnotic.
  C) It is a highly addictive chemical stimulant.
  D) It is released in only minute amounts from filtered and electronic cigarettes.


Involuntary muscle contractions that occur during or following exercise in hot and/or humid weather are called heat cramps.
 
  Indicate whether the statement is true or false


Nicotine
 
  A) increases blood pressure.
  B) decreases heart rate.
  C) depresses the adrenal glands, impeding the release of adrenaline.
  D) stimulates the immune response.
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tainataina
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6 years ago
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Jjmcadoo Author
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6 years ago
this is exactly what I needed
fxinternational
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Yesterday
Thanks
ky
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2 hours ago
This helped my grade so much Perfect
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